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					<li><a href="#method-i-add_ranked_query_result">#add_ranked_query_result</a></li>
					
					<li><a href="#method-i-add_test_judgements">#add_test_judgements</a></li>
					
					<li><a href="#method-i-add_unranked_query_result">#add_unranked_query_result</a></li>
					
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					<li><a href="#method-i-test_ranked_precision">#test_ranked_precision</a></li>
					
					<li><a href="#method-i-test_ranked_recall">#test_ranked_recall</a></li>
					
					<li><a href="#method-i-test_unranked_precision">#test_unranked_precision</a></li>
					
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		<h1 class="class">TestQueryResult</h1>

		<div id="description">
			<p>
Some basic unit tests for QueryResult Unranked results include 4 documents
of 10, which are all retrieved. The ranked results are evaluated from this
table:
</p>
<pre>
     Index Relevant  Precision   Recall        Document ID
     1     [X]       1.000        0.250        doc1
     2     [X]       1.000        0.500        doc2
     3     [ ]       0.667        0.500        doc5
     4     [X]       0.750        0.750        doc3
     5     [ ]       0.600        0.750        doc6
     6     [X]       0.667        1.000        doc4
     7     [ ]       0.571        1.000        doc7
     8     [ ]       0.500        1.000        doc8
     9     [ ]       0.444        1.000        doc9
     10    [ ]       0.400        1.000        doc10</pre>

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		<!-- Methods -->
		
		<div id="public-instance-method-details" class="method-section section">
			<h3 class="section-header">Public Instance Methods</h3>

		
			<div id="add-ranked-query-result-method" class="method-detail ">
				<a name="method-i-add_ranked_query_result"></a>

				<div class="method-heading">
				
					<span class="method-name">add_ranked_query_result</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Adds the ranked query results to be tested against to this test case
</p>
					

					
					<div class="method-source-code"
						id="add-ranked-query-result-source">
<pre>
    <span class="ruby-comment cmt"># File test/test_query_result.rb, line 55</span>
55:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_ranked_query_result</span>
56:     
57:     <span class="ruby-ivar">@query_result</span> = <span class="ruby-constant">Retreval</span><span class="ruby-operator">::</span><span class="ruby-constant">RankedQueryResult</span>.<span class="ruby-identifier">new</span> <span class="ruby-value">:query</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;query1&quot;</span>, <span class="ruby-value">:gold_standard</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-ivar">@gold_standard</span>
58:     
59:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc1&quot;</span>
60:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc2&quot;</span>
61:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc5&quot;</span>
62:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc3&quot;</span>
63:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc6&quot;</span>
64:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc4&quot;</span>
65:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc7&quot;</span>
66:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc8&quot;</span>
67:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc9&quot;</span>
68:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;doc10&quot;</span>
69:     
70:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="add-test-judgements-method" class="method-detail ">
				<a name="method-i-add_test_judgements"></a>

				<div class="method-heading">
				
					<span class="method-name">add_test_judgements</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Adds 10 test judgements to this test case
</p>
					

					
					<div class="method-source-code"
						id="add-test-judgements-source">
<pre>
    <span class="ruby-comment cmt"># File test/test_query_result.rb, line 23</span>
23:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_test_judgements</span>
24:     
25:     <span class="ruby-ivar">@gold_standard</span> = <span class="ruby-constant">Retreval</span><span class="ruby-operator">::</span><span class="ruby-constant">GoldStandard</span>.<span class="ruby-identifier">new</span>
26:     
27:     <span class="ruby-keyword kw">for</span> <span class="ruby-identifier">i</span> <span class="ruby-keyword kw">in</span> (<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">4</span>) <span class="ruby-keyword kw">do</span>
28:       <span class="ruby-ivar">@gold_standard</span>.<span class="ruby-identifier">add_judgement</span> <span class="ruby-value">:document</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-node">&quot;doc#{i}&quot;</span>, <span class="ruby-value">:query</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;query1&quot;</span>, <span class="ruby-value">:relevant</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword kw">true</span>
29:     <span class="ruby-keyword kw">end</span>
30:     
31:     <span class="ruby-keyword kw">for</span> <span class="ruby-identifier">i</span> <span class="ruby-keyword kw">in</span> (<span class="ruby-value">5</span><span class="ruby-operator">..</span><span class="ruby-value">10</span>) <span class="ruby-keyword kw">do</span>
32:       <span class="ruby-ivar">@gold_standard</span>.<span class="ruby-identifier">add_judgement</span> <span class="ruby-value">:document</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-node">&quot;doc#{i}&quot;</span>, <span class="ruby-value">:query</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;query1&quot;</span>, <span class="ruby-value">:relevant</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword kw">false</span>
33:     <span class="ruby-keyword kw">end</span>
34:     
35:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="add-unranked-query-result-method" class="method-detail ">
				<a name="method-i-add_unranked_query_result"></a>

				<div class="method-heading">
				
					<span class="method-name">add_unranked_query_result</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Adds the unranked query results to be tested against to this test case
</p>
					

					
					<div class="method-source-code"
						id="add-unranked-query-result-source">
<pre>
    <span class="ruby-comment cmt"># File test/test_query_result.rb, line 39</span>
39:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_unranked_query_result</span>
40:     
41:     <span class="ruby-ivar">@query_result</span> = <span class="ruby-constant">Retreval</span><span class="ruby-operator">::</span><span class="ruby-constant">UnrankedQueryResult</span>.<span class="ruby-identifier">new</span> <span class="ruby-value">:query</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;query1&quot;</span>, <span class="ruby-value">:gold_standard</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-ivar">@gold_standard</span>
42:     
43:     <span class="ruby-keyword kw">for</span> <span class="ruby-identifier">i</span> <span class="ruby-keyword kw">in</span> (<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">4</span>) <span class="ruby-keyword kw">do</span>
44:       <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-node">&quot;doc#{i}&quot;</span>
45:     <span class="ruby-keyword kw">end</span>
46:     
47:     <span class="ruby-keyword kw">for</span> <span class="ruby-identifier">i</span> <span class="ruby-keyword kw">in</span> (<span class="ruby-value">5</span><span class="ruby-operator">..</span><span class="ruby-value">10</span>) <span class="ruby-keyword kw">do</span>
48:       <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">add_document</span> <span class="ruby-value">:id</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-node">&quot;doc#{i}&quot;</span>
49:     <span class="ruby-keyword kw">end</span>
50:     
51:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="test-eleven-point-precision-method" class="method-detail ">
				<a name="method-i-test_eleven_point_precision"></a>

				<div class="method-heading">
				
					<span class="method-name">test_eleven_point_precision</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Tests the correct calculation of the eleven point precision as outlined
here: <a
href="http://nlp.stanford.edu/IR-book/html/htmledition/evaluation-of-ranked-retrieval-results-1.html">nlp.stanford.edu/IR-book/html/htmledition/evaluation-of-ranked-retrieval-results-1.html</a>
</p>
					

					
					<div class="method-source-code"
						id="test-eleven-point-precision-source">
<pre>
     <span class="ruby-comment cmt"># File test/test_query_result.rb, line 142</span>
142:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">test_eleven_point_precision</span>
143:     
144:     <span class="ruby-identifier">add_test_judgements</span>
145:     <span class="ruby-identifier">add_ranked_query_result</span>
146:     <span class="ruby-identifier">expected_results</span> = [
147:         <span class="ruby-value">1.0</span>,
148:         <span class="ruby-value">1.0</span>,
149:         <span class="ruby-value">1.0</span>,
150:         <span class="ruby-value">0.6666666666666666</span>,
151:         <span class="ruby-value">0.6666666666666666</span>,
152:         <span class="ruby-value">0.6666666666666666</span>,
153:         <span class="ruby-value">0.6</span>,
154:         <span class="ruby-value">0.6</span>,
155:         <span class="ruby-value">0.4</span>,
156:         <span class="ruby-value">0.4</span>,
157:         <span class="ruby-value">0.4</span>,
158:       ]
159:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">eleven_point_precision</span>.<span class="ruby-identifier">each_with_index</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">p</span>, <span class="ruby-identifier">index</span><span class="ruby-operator">|</span>
160:       <span class="ruby-identifier">assert_equal</span>(<span class="ruby-identifier">expected_results</span>[<span class="ruby-identifier">index</span>], <span class="ruby-identifier">p</span>[<span class="ruby-value">1</span>])
161:     <span class="ruby-keyword kw">end</span>
162:     
163:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="test-ranked-precision-method" class="method-detail ">
				<a name="method-i-test_ranked_precision"></a>

				<div class="method-heading">
				
					<span class="method-name">test_ranked_precision</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Tests if the ranked recalls are calculated correctly
</p>
					

					
					<div class="method-source-code"
						id="test-ranked-precision-source">
<pre>
     <span class="ruby-comment cmt"># File test/test_query_result.rb, line 94</span>
 94:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">test_ranked_precision</span>
 95:     
 96:     <span class="ruby-identifier">add_test_judgements</span>
 97:     <span class="ruby-identifier">add_ranked_query_result</span>
 98:     <span class="ruby-identifier">expected_precision</span> = [
 99:         <span class="ruby-value">1</span>,
100:         <span class="ruby-value">1</span>,
101:         <span class="ruby-value">0.6666666666666666</span>,
102:         <span class="ruby-value">0.75</span>,
103:         <span class="ruby-value">0.6</span>,
104:         <span class="ruby-value">0.6666666666666666</span>,
105:         <span class="ruby-value">0.5714285714285714</span>,
106:         <span class="ruby-value">0.5</span>,
107:         <span class="ruby-value">0.4444444444444444</span>,
108:         <span class="ruby-value">0.4</span>
109:       ]
110:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">statistics</span>.<span class="ruby-identifier">each_with_index</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rank</span>, <span class="ruby-identifier">index</span><span class="ruby-operator">|</span>
111:       <span class="ruby-identifier">assert_equal</span>(<span class="ruby-identifier">expected_precision</span>[<span class="ruby-identifier">index</span>], <span class="ruby-identifier">rank</span>[<span class="ruby-value">:precision</span>])
112:     <span class="ruby-keyword kw">end</span>
113:     
114:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="test-ranked-recall-method" class="method-detail ">
				<a name="method-i-test_ranked_recall"></a>

				<div class="method-heading">
				
					<span class="method-name">test_ranked_recall</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Tests if the ranked recalls are calculated correctly
</p>
					

					
					<div class="method-source-code"
						id="test-ranked-recall-source">
<pre>
     <span class="ruby-comment cmt"># File test/test_query_result.rb, line 117</span>
117:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">test_ranked_recall</span>
118:     
119:     <span class="ruby-identifier">add_test_judgements</span>
120:     <span class="ruby-identifier">add_ranked_query_result</span>
121:     <span class="ruby-identifier">expected_recall</span> = [
122:         <span class="ruby-value">0.25</span>,
123:         <span class="ruby-value">0.5</span>,
124:         <span class="ruby-value">0.5</span>,
125:         <span class="ruby-value">0.75</span>,
126:         <span class="ruby-value">0.75</span>,
127:         <span class="ruby-value">1</span>,
128:         <span class="ruby-value">1</span>,
129:         <span class="ruby-value">1</span>,
130:         <span class="ruby-value">1</span>,
131:         <span class="ruby-value">1</span>
132:       ]
133:     <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">statistics</span>.<span class="ruby-identifier">each_with_index</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rank</span>, <span class="ruby-identifier">index</span><span class="ruby-operator">|</span>
134:       <span class="ruby-identifier">assert_equal</span>(<span class="ruby-identifier">expected_recall</span>[<span class="ruby-identifier">index</span>], <span class="ruby-identifier">rank</span>[<span class="ruby-value">:recall</span>])
135:     <span class="ruby-keyword kw">end</span>
136:     
137:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
			</div>

		
			<div id="test-unranked-precision-method" class="method-detail ">
				<a name="method-i-test_unranked_precision"></a>

				<div class="method-heading">
				
					<span class="method-name">test_unranked_precision</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Tests the unranked precision
</p>
					

					
					<div class="method-source-code"
						id="test-unranked-precision-source">
<pre>
    <span class="ruby-comment cmt"># File test/test_query_result.rb, line 74</span>
74:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">test_unranked_precision</span>
75:     
76:     <span class="ruby-identifier">add_test_judgements</span>
77:     <span class="ruby-identifier">add_unranked_query_result</span>
78:     <span class="ruby-identifier">assert_equal</span>(<span class="ruby-value">0.4</span>, <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">statistics</span>[<span class="ruby-value">:precision</span>])
79:     
80:   <span class="ruby-keyword kw">end</span></pre>
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			<div id="test-unranked-recall-method" class="method-detail ">
				<a name="method-i-test_unranked_recall"></a>

				<div class="method-heading">
				
					<span class="method-name">test_unranked_recall</span><span
						class="method-args">()</span>
					<span class="method-click-advice">click to toggle source</span>
				
				</div>

				<div class="method-description">
					
					<p>
Tests if the unranked recall is calculated correctly
</p>
					

					
					<div class="method-source-code"
						id="test-unranked-recall-source">
<pre>
    <span class="ruby-comment cmt"># File test/test_query_result.rb, line 84</span>
84:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">test_unranked_recall</span>
85: 
86:     <span class="ruby-identifier">add_test_judgements</span>    
87:     <span class="ruby-identifier">add_unranked_query_result</span>
88:     <span class="ruby-identifier">assert_equal</span>(<span class="ruby-value">1.0</span>, <span class="ruby-ivar">@query_result</span>.<span class="ruby-identifier">statistics</span>[<span class="ruby-value">:recall</span>])
89:     
90:   <span class="ruby-keyword kw">end</span></pre>
					</div>
					
				</div>

				

				
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